Inflatable mattress



FIG. 1 is a perspective view of an inflatable mattress in accordance with the design of the present invention;

FIG. 2 is a front elevational view of the inflatable mattress in accordance with the present invention;

FIG. 3 is a rear elevational view of the inflatable mattress in accordance with the present invention;

FIG. 4 is a side elevational view of the inflatable mattress;

FIG. 5 is an opposite side elevational view of the inflatable mattress;

FIG. 6 is a top plan view of the inflatable mattress;

FIG. 7 is a bottom plan view of the inflatable mattress;

FIG. 8 is a perspective view of a modified form of inflatable mattress in accordance with the present invention;

FIG. 9 is a front elevational view of the inflatable mattress of FIG. 8 in accordance with the present invention;

FIG. 10 is a rear elevational view of the inflatable mattress of FIG. 8 in accordance with the present invention;

FIG. 11 is a side elevational view of the inflatable mattress of FIG. 8;

FIG. 12 is an opposite side elevational view of the inflatable mattress of FIG. 8;

FIG. 13 is a top plan view of the inflatable mattress of FIG. 8;

FIG. 14 is a bottom plan view of the inflatable mattress of FIG. 8;

FIG. 15 is a front elevational view of a further modified form;

FIG. 16 is a side elevational view of the inflatable mattress of FIG. 15;

FIG. 17 is an opposite side elevational view of the inflatable mattress of FIG. 15;

FIG. 18 is a top plan view of the inflatable mattress of FIG. 15;

FIG. 19 is a bottom plan view of the inflatable mattress of FIG. 15;

FIG. 20 is a front elevational view of a further modified form;

FIG. 21 is a side elevational view of the inflatable mattress of FIG. 20;

FIG. 22 is an opposite side elevational view of the inflatable mattress of FIG. 20;

FIG. 23 is a top plan view of the inflatable mattress of FIG. 20; and,

FIG. 24 is a bottom plan view of the inflatable mattress of FIG. 20. 

The ornamental design for an inflatable mattress, as shown and described. 